
# 字符串
print('I\'m \"OK\"!')


# 布尔值
a = True ; b = False
print(a)
print(b)
print('==========================')
a = not True;b = not False
print(a)
print(b)
print('==========================')
a = True and True;b = False and True
print(a)
print(b)
print('==========================')
a = True or True;b = True or False
print(a)
print(b)
print('==========================')

a = 'ABC'
b = a
a = 'XYZ'
print(b)

aa = ord('A')
print(aa)
aa = ord('中')
print(aa)
aa = chr(25991)
print(aa)